base camp vs hostel

base camp

noun
  • An encampment used temporarily for storing supplies and preparing for a larger activity, such as mountain climbing or hunting. 

hostel

noun
  • A temporary refuge for the homeless providing a bed and sometimes food. 

  • A commercial overnight lodging place, with dormitory accommodation and shared facilities, especially a youth hostel. 

verb
  • To stay in a hostel during one's travels. 

  • To lodge (a person) in a hostel. 

How often have the words base camp and hostel occurred in a corpus of books? (source: Google Ngram Viewer )